*{
	box-sizing: border-box;
}
body,ul,li,p,h1,h2,h3,em{
	margin: 0;
	padding: 0;
}
li{
	list-style: none;
	font-family: "微软雅黑";
	font-size: 12px;
	color: #666;
}
.w1230{
	width: 1230px;
}
h1,h2,h3{
	font-weight: normal;
}
